Outboard motor.



C. A. & 0. W. HULT.

OUTBOARD MOTOR. APPLICATION FILED JUNE 16. I9I5- 1 m" w 1 w C. A. & 0. W. HULT.

OUTBOARD MOTOR. APPLICATION FILED JUNE Is. [915- ]Patented Dec. 12, I916.

2 SHEETS-SHEET 2.

10 for use in connection with internal comthe motor and appurtenant parts are adto tenance's', which it has not been deemed neces w very much easier. The tendency of the en- 95 new, or s'roc 1M:

*1 014M, SWlElDEN.

' curse i=1 n moron.

jhgqw e'fijl specification of letters Patent. Patented]. llUMBc. 1L2, lltl llfi Miguel-application filed July 3. 1913, Serial Ito/777,152. Divided and this application filed June 16, 191E.

terial No. 343%.

To all whom it may concern: gearing or the propeller. shaft in detail, as Be it known that we, CARL ALRIK Hum. these parts are well-known in the art. Seand OSCAR WALFRID Hum, subjects of the cured to or formed integrally with the King of Sweden, residing at Stockholm, sleeve 3 is a rudder 5, which may however 5 Sweden, have invented certain new and useb mitted as the steering .of the boat may ful' Improvements in Outboard Motors, of rea i be efiected through the propeller 9. v which the following isa specification. denotes a portion -of the boat, sup- 7 Our invention relates to outboard motors porting a clamp which is denoted generally for water craft, and is especially designed as 11, and which carries a sleeve 6 in which bustion or explosive motors the cylinders of justab'ly and revolubly suspended. 'Olamped which are arranged at the stern of thdbpat aboutthe sleeve 3 is a collar 7, which is adabove the normal water line. justable lengthwise of the sleeve 3, so that lhe present application is a division of the motor may be suspended at a greater 15 our co-pending application for patent, Seor less distance above theboat 10. Owing rial No. 777,152, filed July 3, 1913. to the manner in which the motor is sus- Ourimproved motor is one having an efipended for free revolution, as above detended motor shaft, which, through interscribed, the entire motor structure maybe mediate gearing, is suitably connected to swung about the motor shaft as an axis so 20; a propeller shaft and one of the characterthat the boat may be' steered or its direcistic features of the invention is to provide tion reversed by merely swinging the motor the motor casin with a depending sleeve through the agency of the steering rod 8. surrounding the motor shaft, the sleeve and When a motor operates in water andthe motor casing being relatively immovable boat ,issteered or reversedthere is a force 5 whereby certain advantages, .herei'nafter which has a normal tendency to turn the enmore fully specified, are obtained in the optire motor structure in the direction of rot-aerationof our device. tion of the motor shaft, and this necessitates "The invention is illustratively exemplithe'helmsman keepinghis hand-constantly .fied in the accompanyingdrawing as being "on the steering rod so as to preventthe so a plied to a two cylinder balanced motor, boat'from becoming unmanageable. Owing a though it will be obvious that. the invento the fact. hat in the present structure the 3 tion might with equal facility be used in motor and its shaft together with the sleeve connection with a one cylinder r. a surrounding the same form practically a Figure 1 is a front elevational View of unitary structure, we obtain the advantage 35 our improvedfldevice; and Fig. 2 is a side that thevforce which tends to rotate the mo- 0 elevational view thereof. k tor system in the direction of rotation'of The] combustion motor or engine comthe motor shaft is'counteracted by the counprise'stwo oppositely disposed cylinders 1,. ter pressure of the motor on its cylinders, so

provided with the usual operating appurthat the work df-the'helmsman is rendered sary to illustrate in V the present application tire motor system to be turned in the direc- Intermediate the engine cylinders and contion of rotation of the motor shaft is parnecting the same is the crank casing 2 to ticularly noticeable in'outboard motors of which is suitably connected thesteering rod the typein which the motor is not an. in-

aa, 8. Eepending fronrthe lower shaft beartegralpart of the remaining portions-of the ieo ing of the motor is an elongated sleeve. 3, motor system, and in the mm of such dewhich is ovable in relation tothe motor vices the helmsman is required to keep concasing and envelope the motor shaft (not stant hold on' the steering rod so as to.p re-- shown} and its extension. Formed inte- -vent' the boat from going iii the wrong dito grally with or rigidly attached to the lowerrectionq; v .105

' end of the sleeve 3 is a gearbox orcasing 4 at 'w -claim' as new and desire to seinclosing s 'table gearing through the incure/by Letters Patent is termedlary of which is driven the propeller 1. In an oetboard motor, the combine shaft carryingthe propeller it is not tion witha -motor having a central crank tt thought necessary to illustra tier the cat, mt: cy ders arranged 1. n are rically at opposite sides of the casing and an extended motor shaft in line with the crank casing, a propeller driven from said motor shaft, and a sleeve surrounding said motor shaft and immovable relatively to the motor.

2. In an outboard motor, the combination with a motor having a central crank casing, engine cylinders arranged symmetrically at opposite sides of the casing and an extended motor shaft in line with the crank casing, a propeller driven from said motor shaft, a sleeve surrounding said motor shaft and immovable relatively to the motor, and means in which said sleeve is freely revoluble and by which said motor is supported.

3. In an outboard motor, the combination with a motor having a central crank casing,

engine cylinders arranged symmetrically atv In testimony whereof we have aifixed our 30 signatures in presence of two witnesses.

CARL ALRIK HULT. OSCAR VVALFRID HULT. Witnesses:

FRANK LYON, ELIN WAHMAN. 

